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Fix Changelag PR number and uniformize code when prng fails

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Signed-off-by: Jonas <jonas.lejeune4420@gmail.com>
This commit is contained in:
Jonas 2020-05-28 20:00:43 +09:00
parent 4a67182962
commit b246214ade
2 changed files with 5 additions and 2 deletions
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2
ChangeLog.d/fix-ecp-mul-memory-leak.txt
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@ -1,3 +1,3 @@
Bugfix
* Fix potential memory leaks in ecp_randomize_jac() and ecp_randomize_mxz()
when PRNG function fails. Contributed by Jonas Lejeune in #3317.
when PRNG function fails. Contributed by Jonas Lejeune in #3318.

5
library/ecp.c
View File

@ -2862,7 +2862,10 @@ int mbedtls_ecp_gen_privkey( const mbedtls_ecp_group *grp,
* such as secp224k1 are actually very close to the worst case.
*/
if( ++count > 30 )
return( MBEDTLS_ERR_ECP_RANDOM_FAILED );
{
ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
goto cleanup;
}
ret = mbedtls_mpi_lt_mpi_ct( d, &grp->N, &cmp );
if( ret != 0 )